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Subject[PATCH] crypto: arm64: Use PTR_ERR_OR_ZERO rather than its implementation.
Date
PTR_ERR_OR_ZERO contains if(IS_ERR(...)) + PTR_ERR. It is better to
use it directly. hence just replace it.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
---
arch/arm64/crypto/aes-glue.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c
index ca0c84d..2a2e0a3 100644
--- a/arch/arm64/crypto/aes-glue.c
+++ b/arch/arm64/crypto/aes-glue.c
@@ -409,10 +409,8 @@ static int essiv_cbc_init_tfm(struct crypto_skcipher *tfm)
struct crypto_aes_essiv_cbc_ctx *ctx = crypto_skcipher_ctx(tfm);

ctx->hash = crypto_alloc_shash("sha256", 0, 0);
- if (IS_ERR(ctx->hash))
- return PTR_ERR(ctx->hash);

- return 0;
+ return PTR_ERR_OR_ZERO(ctx->hash);
}

static void essiv_cbc_exit_tfm(struct crypto_skcipher *tfm)
--
1.7.12.4
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